Hardware Spec Index

Altrix DR-4903 Ultra DDR5-6400 48GB (2×24GB) CL32 Kit

Memory · Altrix · SKU DR4903-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index5,018 (Memory scale)
Category rank#30,626
Street price$119
Power9 W
Performance per dollar42.17
Released2024

Specifications

BrandAltrix
ModelAltrix DR-4903 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings32-36-36-83
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileAMD EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

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Cite this page: Hardware Spec Index, “Altrix DR-4903 Ultra DDR5-6400 48GB (2×24GB) CL32 Kit”, https://vextor7.com/item/3324232 (accessed 2026-10-20).